Hey Arnold!

Trivia: All of the cars seen in Hey Arnold! are classic cars. You never see any modern cars - cars made after 1979.

Girl Trouble / School Dance - S3-E18

Continuity mistake: Besides the fact that when Helga is sharpening her pencil, the desk arrangement changes, one of the students visible when she looks at Arnold is...Helga.

More mistakes in Hey Arnold!

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